Papers of the Bibliographical Society of America. University of Chicago Press.
Chicago-čujuhus (17. p.)Papers of the Bibliographical Society of America. University of Chicago Press.
MLA-čujuhus (9. p.)Papers of the Bibliographical Society of America. University of Chicago Press.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.